X-Git-Url: https://git.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/bf7ebb7b208a3b95f28a9a40f2e560a56e121794..385c1a5ebc90f134d9856f491065476e8ef44741:/armsrc/fpgaloader.c?ds=sidebyside diff --git a/armsrc/fpgaloader.c b/armsrc/fpgaloader.c index 16fed7c5..c0b04f3c 100644 --- a/armsrc/fpgaloader.c +++ b/armsrc/fpgaloader.c @@ -158,9 +158,7 @@ void FpgaSetupSsc(void) //----------------------------------------------------------------------------- bool FpgaSetupSscDma(uint8_t *buf, int len) { - if (buf == NULL) { - return false; - } + if (buf == NULL) return false; AT91C_BASE_PDC_SSC->PDC_PTCR = AT91C_PDC_RXTDIS; // Disable DMA Transfer AT91C_BASE_PDC_SSC->PDC_RPR = (uint32_t) buf; // transfer to this memory address @@ -168,8 +166,8 @@ bool FpgaSetupSscDma(uint8_t *buf, int len) AT91C_BASE_PDC_SSC->PDC_RNPR = (uint32_t) buf; // next transfer to same memory address AT91C_BASE_PDC_SSC->PDC_RNCR = len; // ... with same number of bytes AT91C_BASE_PDC_SSC->PDC_PTCR = AT91C_PDC_RXTEN; // go! - - return true; + + return true; } @@ -184,12 +182,11 @@ static int get_from_fpga_combined_stream(z_streamp compressed_fpga_stream, uint8 compressed_fpga_stream->avail_out = OUTPUT_BUFFER_LEN; fpga_image_ptr = output_buffer; int res = inflate(compressed_fpga_stream, Z_SYNC_FLUSH); - if (res != Z_OK) { + if (res != Z_OK) Dbprintf("inflate returned: %d, %s", res, compressed_fpga_stream->msg); - } - if (res < 0) { + + if (res < 0) return res; - } } uncompressed_bytes_cnt++; @@ -222,7 +219,7 @@ static voidpf fpga_inflate_malloc(voidpf opaque, uInt items, uInt size) static void fpga_inflate_free(voidpf opaque, voidpf address) { - BigBuf_free(); + BigBuf_free(); BigBuf_Clear_ext(false); } @@ -277,7 +274,7 @@ static void DownloadFPGA_byte(unsigned char w) static void DownloadFPGA(int bitstream_version, int FpgaImageLen, z_streamp compressed_fpga_stream, uint8_t *output_buffer) { - Dbprintf("DownloadFPGA(len: %d)", FpgaImageLen); + //Dbprintf("DownloadFPGA(len: %d)", FpgaImageLen); int i=0; @@ -416,14 +413,14 @@ static int bitparse_find_section(int bitstream_version, char section_name, unsig void FpgaDownloadAndGo(int bitstream_version) { z_stream compressed_fpga_stream; - uint8_t output_buffer[OUTPUT_BUFFER_LEN]; + uint8_t output_buffer[OUTPUT_BUFFER_LEN] = {0x00}; // check whether or not the bitstream is already loaded if (downloaded_bitstream == bitstream_version) return; // make sure that we have enough memory to decompress - BigBuf_free(); + BigBuf_free(); BigBuf_Clear_ext(false); if (!reset_fpga_stream(bitstream_version, &compressed_fpga_stream, output_buffer)) { return; @@ -436,6 +433,12 @@ void FpgaDownloadAndGo(int bitstream_version) } inflateEnd(&compressed_fpga_stream); + + // turn off antenna + FpgaWriteConfWord(FPGA_MAJOR_MODE_OFF); + + // free eventually allocated BigBuf memory + BigBuf_free(); BigBuf_Clear_ext(false); } @@ -448,18 +451,17 @@ void FpgaDownloadAndGo(int bitstream_version) void FpgaGatherVersion(int bitstream_version, char *dst, int len) { unsigned int fpga_info_len; - char tempstr[40]; + char tempstr[40] = {0x00}; z_stream compressed_fpga_stream; - uint8_t output_buffer[OUTPUT_BUFFER_LEN]; + uint8_t output_buffer[OUTPUT_BUFFER_LEN] = {0x00}; dst[0] = '\0'; // ensure that we can allocate enough memory for decompression: - BigBuf_free(); + BigBuf_free(); BigBuf_Clear_ext(false); - if (!reset_fpga_stream(bitstream_version, &compressed_fpga_stream, output_buffer)) { + if (!reset_fpga_stream(bitstream_version, &compressed_fpga_stream, output_buffer)) return; - } if(bitparse_find_section(bitstream_version, 'a', &fpga_info_len, &compressed_fpga_stream, output_buffer)) { for (uint16_t i = 0; i < fpga_info_len; i++) { @@ -558,3 +560,16 @@ void SetAdcMuxFor(uint32_t whichGpio) HIGH(whichGpio); } + +void Fpga_print_status(void) { + Dbprintf("Fgpa"); + switch(downloaded_bitstream) { + case FPGA_BITSTREAM_HF: Dbprintf(" mode....................HF"); break; + case FPGA_BITSTREAM_LF: Dbprintf(" mode....................LF"); break; + default: Dbprintf(" mode....................%d", downloaded_bitstream); break; + } +} + +int FpgaGetCurrent() { + return downloaded_bitstream; +}